SOLUTION: How do I figure out whether or not the vertex of {{{ y= -99(x-7)^2 - 2 }}} is a minimum value? Any sort of help with this problem would be appreciated.

Question 6588: How do I figure out whether or not the vertex of is a minimum value? Any sort of help with this problem would be appreciated.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Take a look at the coefficient of the x^2 term. Notice that it is negative: This indicates that the parabola opens downward, therefore, the vertex must be a maximum.
The equation is in the form:

The vertex is located at (h, k) or at ( 7, -2)
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